1. David Singer, my friend’s father, ______ raised and educated in New York, lived and lectured in Africa most of his life. (1993)

A. who B. if C. while D. though

D，表示转折。答案C while只是表示同时并列的转折。如：While I understand your views, I can’t agree with you.

2. ______ he needed money for a new car, he decided not to borrow it from the bank. (1998)

A. Much as B. Much though C. As much D. Though much

A, much as可看作是固定词组，作连词，引导让步状语从句，表示“尽管，虽然”。如Much as I should like to see you, I am afraid you could not come.

3. Fool _____ Jane is, she could not have done such a thing. (2002)

A. who B. as C. that D. like

B，有倒装，a./n. + as + 主语 + 助动词be，如：Patient as he is, he can’t bear it any longer.

4. ______ I like economics, I like sociology much better. (2003)

A. As much as B. So much C. How much D. Much as

D。

1. ______, Mr. Wells is scarcely in sympathy with the working class. (2005)

A. Although he is a socialist B. Even if he is a socialist

C. Being a socialist D. Since he is a socialist

虽然韦尔斯先生是一个社会主义者，但他对工人阶级却没有什么同情心。表转折含义的只有A项。

6. Above the trees are the hills, ________ magnificence the river faithfully reflects on the surface. (2003)

A. where B. of whose C. whose D. which

C，关系代词在从句中做定语。“树的上面是山，它的倒影忠实地映照在河面上。”

7. Only take such clothes _______ really necessary. (1994)

A. as were B. as they are C. as they were D. as are

D，as引导定语从句，先行词是clothes，as在从句中作主语，所以BC不对，因为they是多余的;A的时态与主句不搭配。

8. ______ is often the case with a new idea, much preliminary activity and optimistic discussion produced no concrete proposals. (1994)

A. That B. It C. This D. As

D，as作关系代词，引导非限定性定语从句，表达整个主句的意思。“正如一种新的观念产生时一样，人们总是做许多准备活动和积极的讨论，却拿不出具体的建议。”

9. This company has now introduced a policy _____ pay rises are related to performance at work. (1996)

A. which B. where C. whether D. what

B，“公司现在提出了一项新政策，依照新政策，工资增长与工作业绩挂钩。”

10. The Physicist has made a discovery, _______ of great importance to the progress of science and technology. (1997)

A. I think which is B. that I think is C. which I think is D. which I think it is

C，I think是插入语，which在从句中就是主语，D中it是多余的。